Acronym	gipti
Name	great prismatotriakisicositetrachoron
Circumradius	sqrt[8-3 sqrt(2)] = 1.938391
Colonel of regiment	(is itself locally convex – uniform polychoral members: by cells: gocco groh hip querco quitco toe trip gipti 24 0 0 0 24 24 96 girpdi 0 24 96 0 24 0 0 paqri 0 0 96 24 0 24 96 )
Face vector	576, 1440, 960, 168
Confer	general polytopal classes: Wythoffian polychora
External links

As abstract polytope gipti is isomorphic to sipti, thereby replacing octagrams by octagons, respectively quitco by girco and gocco by socco.

Incidence matrix according to Dynkin symbol

     x    
   3 |    
     x    
4/3 / \ 4 
   x---o  
     3    

x3x4o3x4/3*b

. . . .      | 576 |   1   2   2 |   2   2   1   2   1 |  1  2  1  1
-------------+-----+-------------+---------------------+------------
x . . .      |   2 | 288   *   * |   2   2   0   0   0 |  1  2  1  0
. x . .      |   2 |   * 576   * |   1   0   1   1   0 |  1  1  0  1
. . . x      |   2 |   *   * 576 |   0   1   0   1   1 |  0  1  1  1
-------------+-----+-------------+---------------------+------------
x3x . .      |   6 |   3   3   0 | 192   *   *   *   * |  1  1  0  0
x . . x      |   4 |   2   0   2 |   * 288   *   *   * |  0  1  1  0
. x4o .      |   4 |   0   4   0 |   *   * 144   *   * |  1  0  0  1
. x . x4/3*b |   8 |   0   4   4 |   *   *   * 144   * |  0  1  0  1
. . o3x      |   3 |   0   0   3 |   *   *   *   * 192 |  0  0  1  1
-------------+-----+-------------+---------------------+------------
x3x4o .      ♦  24 |  12  24   0 |   8   0   6   0   0 | 24  *  *  *
x3x . x4/3*b ♦  48 |  24  24  24 |   8  12   0   6   0 |  * 24  *  *
x . o3x      ♦   6 |   3   0   6 |   0   3   0   0   2 |  *  * 96  *
. x4o3x4/3*b ♦  24 |   0  24  24 |   0   0   6   6   8 |  *  *  * 24

     x     
   3 |     
     x     
4/3 / \ 4/3
   x---o   
    3/2    

x3x4/3o3/2x4/3*b

. .   .   .      | 576 |   1   2   2 |   2   2   1   2   1 |  1  2  1  1
-----------------+-----+-------------+---------------------+------------
x .   .   .      |   2 | 288   *   * |   2   2   0   0   0 |  1  2  1  0
. x   .   .      |   2 |   * 576   * |   1   0   1   1   0 |  1  1  0  1
. .   .   x      |   2 |   *   * 576 |   0   1   0   1   1 |  0  1  1  1
-----------------+-----+-------------+---------------------+------------
x3x   .   .      |   6 |   3   3   0 | 192   *   *   *   * |  1  1  0  0
x .   .   x      |   4 |   2   0   2 |   * 288   *   *   * |  0  1  1  0
. x4/3o   .      |   4 |   0   4   0 |   *   * 144   *   * |  1  0  0  1
. x   .   x4/3*b |   8 |   0   4   4 |   *   *   * 144   * |  0  1  0  1
. .   o3/2x      |   3 |   0   0   3 |   *   *   *   * 192 |  0  0  1  1
-----------------+-----+-------------+---------------------+------------
x3x4/3o   .      ♦  24 |  12  24   0 |   8   0   6   0   0 | 24  *  *  *
x3x   .   x4/3*b ♦  48 |  24  24  24 |   8  12   0   6   0 |  * 24  *  *
x .   o3/2x      ♦   6 |   3   0   6 |   0   3   0   0   2 |  *  * 96  *
. x4/3o3/2x4/3*b ♦  24 |   0  24  24 |   0   0   6   6   8 |  *  *  * 24